﻿#region copyright
// Halcyone - Silverlight Application Framework
// Copyright (C) 2009 - 2010 Alexey Zakharov (B&Z LLC)
// 
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#endregion
using System;
using Microsoft.Practices.Unity;

namespace Witcraft.Halcyone.ASPFacility
{
    /// <summary>
    /// The per request life time manager.
    /// </summary>
    public class PerRequestLifeTimeManager : LifetimeManager
    {
        #region Constants and Fields

        /// <summary>
        /// The key.
        /// </summary>
        private readonly Guid key = Guid.NewGuid();

        #endregion

        #region Public Methods

        /// <summary>
        /// The get value.
        /// </summary>
        /// <returns>
        /// The get value.
        /// </returns>
        /// <exception cref="NotImplementedException">
        /// </exception>
        public override object GetValue()
        {
            return PerRequestLifeTimeManagerStorage.Current.FindInstance(key);
        }

        /// <summary>
        /// The remove value.
        /// </summary>
        /// <exception cref="NotImplementedException">
        /// </exception>
        public override void RemoveValue()
        {
            PerRequestLifeTimeManagerStorage.Current.RemoveInstance(key);
        }

        /// <summary>
        /// The set value.
        /// </summary>
        /// <param name="newValue">
        /// The new value.
        /// </param>
        /// <exception cref="NotImplementedException">
        /// </exception>
        public override void SetValue(object newValue)
        {
            PerRequestLifeTimeManagerStorage.Current.RegisterInstance(key, newValue);
        }

        #endregion
    }
}